Medications and Drugs
Brand Names: Myrbetriq
Generic Name: mirabegron (Pronunciation: MIR a BEG ron)
What is mirabegron (Myrbetriq)?
Mirabegron reduces muscle spasms of the bladder and urinary tract.
Mirabegron may also be used for purposes not listed in this medication guide.
What are the possible side effects of mirabegron (Myrbetriq)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Stop using mirabegron and call your doctor at once if you have a serious side effect such as:
Less serious side effects may include:
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
What is the most important information I should know about mirabegron (Myrbetriq)?
You should not use mirabegron if you are allergic to it, or if you have severe kidney disease, severe liver disease, or untreated or uncontrolled hypertension (high blood pressure).
Before you take mirabegron, tell your doctor if you have kidney or liver disease, high blood pressure, glaucoma, an enlarged prostate or trouble urinating, or a blockage in your digestive tract (stomach or intestines).
Your blood pressure will need to be checked often. Visit your doctor regularly.
It may take up to 8 weeks before your symptoms improve. Keep using the medication as directed and tell your doctor if your symptoms do not improve after 8 weeks of treatment.
Serious side effects may include fast or pounding heartbeats, pain or burning when you urinate, or increased blood pressure (severe headache, buzzing in your ears, anxiety, confusion, chest pain, shortness of breath, uneven heartbeats, seizure).
Tell your doctor about all other medicines you use, especially blood pressure medication, an antidepressant or medicine to treat a psychiatric disorder, cancer medicine, cough medicine, heart rhythm medication, prescription pain medicine, or other drugs to treat overactive bladder.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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